We did a lot of racing and now we know what it takes to update your cars and keep up with the competition.

In this guide we will tell you all you need to know to upgrade your vehicles to the maximum, so read on and prepare for speed.

Rate Max Right so we'll bulk a car up so nobody else can take it down. So, what do we choose?

Of course, we'll choose from the cars that you've unlocked and you can just see how powerful each can be by taping them.

The vehicles with a higher ranking are probably stronger than their low-ranking counterparts, so you can focus on upgrading and testing them.